Ten years ago, amateur tilapia farmers in China were able to dig a pond, fill it with fish, add antibiotics and chemicals, and a few months later sell the fish to numerous unregulated processors. In those early days, fish farming created a great economic boom for first-time aquaculture farmers.

President Trump seems to conceive of domestic counter-terrorism efforts as analogous to a police roadblock. Potential terrorists, like vehicles, wait in single file, pull up to the checkpoint, are evaluated, and either stopped or allowed to proceed depending on whether they pose a threat. If only our vetting can be made “extreme” enough, we can apprehend those intending us harm.

The effects of climate change combined with breakdowns in governance are leading to food insecurity “on a scale that we’ve rarely seen,” said Alex de Sherbinin, associate director of Columbia University’s Center for International Earth Science Information Network, at the Wilson Center on January 26.

Urbanization is changing the face of poverty and marginalization, and the maternal and newborn health field needs to change too, said a panel of experts at the Wilson Center on January 24.

Revered for far more than its contribution to Indian civilization, the Ganges represents the goddess of salvation, Ganga. As a symbol of purity in Hindu mythology, the holy river is thought to cleanse believers both spiritually and physically with its waters.

Hans Rosling, the Swedish statistician, global health advocate, and “edutainer,” passed away this week in Uppsala, according to his foundation, Gapminder.